-20.94% is the change from 869 to 687
Calculation steps:
[( 687 - 869 ) ÷ 869] x 100 = -20.94%
Formula
Percentage change = [(687 - 869) / 869] x 100
Subtract the new number by the original number
687 - 869 = -182
-182 ÷ 869 = -0.2094361334867664
-0.2094361334867664 x 100 = -20.94%